CVE-2015-2677

Exp

Multiple cross-site scripting (XSS) vulnerabilities in ocPortal before 9.0.17 allow remote authenticated users to inject arbitrary web script or HTML via the (1) title or (2) text field in the cms_calendar page to cms/index.php; unspecified fields in (3) the cms_polls page to cms/index.php or (4) a new topic in the topics page to forum/index.php; or (5) a new PT (private topic/private message) in the topics page to forum/index.php.

Published: 2015-03-23 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2015-2677 is rated Exploit Available (55.2/100): CVSS Low severity, with medium exploitation likelihood (EPSS 1.52%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +1.31% over the last day, indicating growing attacker interest. Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2015-2677

EDB-ID Source Kind Published Link
nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2015-2677

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.21% 1.52% +1.31%
2 2026-03-03 0.26% 0.21% -0.05%
3 2025-03-17 0.26%

Full EPSS history (5 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2015-2677

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
3.5 2.0 LOW
AV:N/AC:M/Au:S/C:N/I:P/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:S)
A single authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
6.8 2.9 [email protected]

Weakness enumeration for CVE-2015-2677

Affected software / configurations for CVE-2015-2677

Vendor Product Version Raw CPE
ocportal ocportal <= 9.0.16 cpe:2.3:a:ocportal:ocportal:*:*:*:*:*:*:*:*

References for CVE-2015-2677

cvelogic Threat Intelligence